[Full-disclosure] Entropy distribution to virtual machines

[coderman <coderman@xxxxxxxxx>]

On Mon, Jun 25, 2012 at 12:21 AM, BMF <badmotherfsckr@xxxxxxxxx> wrote:
> ...
> I have a server with one of these in it:
>
> http://www.entropykey.co.uk/
>
> although I still need to find a reasonably secure way to share the
> entropy with all of my VMs where it is really needed.

check out http://www.vanheusden.com/entropybroker/ or virtio-rng.
i haven't used either; does anyone have positive experiences?

for now, roll my own: pass entropy into guest kernel command line
which is mixed into guest pool during init, then entropy distribution
from host to guest egd's via tcp once networking is up.

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